Loudspeaker Hands-free
Loudspeaker Rechargeable
Voice Amplifier Note:
1. When using the speaker mode, if the sound is a little delay, it is normal phenomenon in echo mode.Turn the knob to turn the echo off.
2. To avoid internal interference between microphone and speaker, please do not put the speaker close to the microphone or in front of the microphone. Otherwise, the howling will occur.
Keep the headset away from the speaker at least 50cm.